Grass Valley's Growing Zone: 9

Our records indicate the United States Department of Agriculture has given Grass Valley a growing zone designation of 9. Sometimes called the planting zone, this rating gives you an idea of what plants can and cannot grow in the area's climate. If you are looking for indoor/outdoor plants suitable for growing in the area, head on over to our page on plants that grow well in California.

The USDA growing zone is 9 in Grass Valley. Understanding your growing zone is very important because it is a measure of the lowest temperature that a plant can survive, helping you to decide what plants would grow best in your particular climate. Since Grass Valley is in growing zone 9 this means that plants there can survives temperatures as low as 19 degrees Fahrenheit. Plants chosen for Grass Valley's climate should be chosen with this in mind or plants should be moved inside to keep their core temperature in the right range if necessary.